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Harlech Weather in May
May in Harlech brings moderate temperatures, with daytime highs of 15°C (59°F) and nights around 8°C (46°F). Quite a bit of rainfall is expected, around 93 mm (3.7 in), so pack an umbrella.
Rainfall in Harlech in May
You can expect rain on roughly 16 days based on historical data, averaging 93 mm (3.7 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Harlech in May
May in Harlech sees highs of 15°C (59°F) and lows of 8°C (46°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Harlech in May
The area experiences a moderate amount of sunshine, with approximately 169 hours of sunlight expected. This means a decent mix of sun and overcast.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Harlech Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
15°C (59°F)
Chance of Rain
53%
Precipitation
93 mm (3.7 in)
Rainy days
16 days
Sunshine
169 hours *
Percentage Sunshine
*
* Data from: Bala, the United Kingdom (34 KM, 21 Miles).
Harlech Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Harlech - and find the best time to visit.
Best Places in the United Kingdom in May
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Harlech in May
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Harlech in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Harlech 3-Day Forecast
More climate data for Harlech
See the full Harlech climate overview or explore weather in the United Kingdom.
Popular in May
Where to go in May - average daytime high across popular destinations.
London
18°C (64°F) Bath17°C (63°F) Manchester
17°C (63°F) York17°C (63°F) Torquay15°C (59°F) Glasgow15°C (59°F) Edinburgh15°C (59°F) Blackpool14°C (57°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Hike the South West Coast Path
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